{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "951116729",
    "entityType": "User",
    "nonce": "0x6b58273bb09948a2798e2dc565a81794642706d52bfeca7dc9ccf08037a05891",
    "signature": "0xb703a9d009d7d51257cc49288998590ff9ae4f6c60767057bf10bd17af9df29f167971917b46de322d6fba14ae498ed7893eb65dfa70846d3909bb861e8de15f1b",
    "signer": "0x2B171214e998033E806F72301307B2160CD94DdB",
    "userId": "489165782"
  }
}